diff --git a/locationdata.py b/locationdata.py
index 456ab58..ca79e36 100644
--- a/locationdata.py
+++ b/locationdata.py
@@ -27,6 +27,6 @@ def where_am_i(lat=0, lon=0):
         whereIam += " " + address['country']
     print(whereIam)
     print(lat, lon)
-    whereIam += " Grid: " + mh.to_maiden(lat,lon,6)
+    whereIam += " Grid: " + mh.to_maiden(f'lat',f'lon',6)
     
     return whereIam
\ No newline at end of file